Home / 19,645.03-27,110.19-10,692.61

Finding the Fourth Proportional to 19,645.03, 27,110.19 and 10,692.61

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Solution

The fourth proportional to 19,645.03, 27,110.19 and 10,692.61 is: 14,755.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,645.03 : 27,110.19 = 10,692.61 : x
  2. Step 2: Convert to fraction form
    19,645.03/27,110.19 = 10,692.61/x
  3. Step 3: Cross multiply
    19,645.03x = 27,110.19 × 10,692.61
  4. Step 4: Simplify right side
    19,645.03x = 289,878,661.02
  5. Step 5: Solve for x
    x = 289,878,661.02/19,645.03
  6. Step 6: Final answer
    x = 14,755.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.